CN211230105U

CN211230105U - Heat-insulation smoke-ventilation fireproof door

Info

Publication number: CN211230105U
Application number: CN201920765027.8U
Authority: CN
Inventors: 张翼
Original assignee: 张翼
Current assignee: LANGYI DOOR INDUSTRY (SHANGHAI) Co.,Ltd.
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-08-11
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a fire door with heat insulation and smoke ventilation, which comprises a door body, wherein the outer wall of the door body is provided with a through hole, a smoke baffle plate is arranged in the through hole, the bottom of the inner cavity of the through hole is downwards grooved, the smoke baffle plate is movably connected with the inner groove of the through hole, the outer wall of the bottom of the smoke baffle plate is provided with a connecting rod, a pedal plate is arranged below the smoke baffle plate, the bottom end of the connecting rod is fixedly connected with the outer wall of the top of the pedal plate, the outer wall of the door body is provided with a groove at the position of the pedal plate, the pedal plate is arranged in the inner cavity of the groove, the outer wall of the bottom of the pedal plate is fixedly provided with a compression spring, the side wall of the pedal plate is movably connected with the inner wall of the groove, the heat insulation and fire protection effects of the door body are greatly improved, the practicality of the fireproof door is improved.

Description

Heat-insulation smoke-ventilation fireproof door

Technical Field

The utility model relates to a prevent fire door technical field, specifically be a thermal-insulated logical cigarette prevent fire door.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. It is a fire-proof partition with certain fire resistance, which is arranged in fire-proof subareas, evacuation staircases, vertical shafts and the like. Prevent fire door except having the effect of ordinary door, more have the effect that prevents the intensity of a fire and stretch, can prevent stretching of the intensity of a fire in a definite time, ensure personnel are sparse, present prevent fire door structure too simple, only several simple thermal-insulated PLASTIC LAMINATED constitute, thermal-insulated fireproof effect is poor, when the conflagration breaing out, easily burn and drop, and traditional prevent fire door does not lead to the cigarette function, when indoor combustion, the gap between preventing fire door and the door frame can still be followed to part dense cigarette, cause the injury to people's personal safety, present prevent fire door separate the cigarette effect general poor, separate the cigarette with it, as separating the flue gas work of dredging, so now need a prevent fire door that thermal-insulated logical cigarette of thermal-insulated urgent need.

Disclosure of Invention

The utility model provides a technical problem lie in overcoming prior art's thermal-insulated fireproof effect poor with do not lead to defects such as cigarette function, provide a thermal-insulated fire door that prevents that leads to cigarette. The heat-insulation smoke-ventilation fireproof door has the advantages of being good in smoke ventilation function, heat-insulation fireproof effect and the like.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire door that prevents heat-insulating cigarette that leads to, includes the door body, the through-hole has been seted up to the outer wall of the door body, be provided with in the through-hole and keep off the cigarette board, the inner chamber bottom of through-hole is fluting downwards, swing joint between the inside groove of keeping off cigarette board and through-hole, the horizontal position of through-hole is provided with outside exhaust pipe, the connecting rod is installed to the bottom outer wall that keeps off the cigarette board, the below that keeps off the cigarette board is provided with the running-board, the top outer wall of the bottom fixed connection running-board of connecting rod, the recess has been seted up at the position of the outer wall of the door body at the running-board, the running-board sets up in the inner chamber of recess, just the bottom outer wall fixed.

Preferably, the door body includes inflation pearlite board, fire-retardant light steel keel frame and PLASTIC LAMINATED, two PLASTIC LAMINATED are installed to fire-retardant light steel keel frame's outer wall, inflation pearlite board is filled between two PLASTIC LAMINATED, the decorative board is installed to the outer wall of PLASTIC LAMINATED, just the banding lines are installed to the edge of PLASTIC LAMINATED.

Preferably, a preformed hole matched with the connecting rod is formed in the joint of the expanded perlite plate and the flame-retardant light steel keel frame, and the connecting rod is arranged in the inner cavity of the preformed hole.

Preferably, the front wall and the rear wall of the smoke baffle are symmetrically provided with guide blocks, the guide blocks are arranged on the inner grooves of the through holes, and the smoke baffle is movably connected with the inner grooves of the through holes through the guide blocks.

Preferably, keep off the cigarette board and constitute by two PLASTIC LAMINATES and inflation pearlite board, inflation pearlite board is installed between two PLASTIC LAMINATES, two through connecting piece fixed connection, wholly be dull and stereotyped setting between the PLASTIC LAMINATES.

Preferably, the side wall of the inner cavity of the groove is provided with a sliding groove, the side wall of the pedal plate is provided with a sliding block matched with the sliding groove, and the pedal plate is movably connected with the door body through the sliding block.

Preferably, the side wall of the inner cavity of the sliding groove is provided with a positioning groove, and the positioning groove is matched with the sliding block.

Preferably, the smoke baffle and the through hole are arranged above the front wall of the door body, and the pedal plate is arranged at the right lower part of the front wall of the door body.

Compared with the prior art, the beneficial effects of the utility model are that: the smoke blocking plate is arranged on the fireproof door and is linked with the pedal plate, so that the functions of smoke ventilation and smoke isolation can be realized, dense smoke can be discharged from the through hole of the door body and enters a reserved smoke exhaust pipeline to effectively dredge the smoke during indoor combustion, the smoke blocking plate can be closed, the smoke blocking effect is achieved, and the function of guaranteeing the personal safety of people is achieved; the linkage arrangement of the pedal plate enables a user to switch the state of the smoke baffle plate, and the structure has the advantages of low cost, low failure rate, quick linkage effect and the like; to sum up, this door body's thermal-insulated fire prevention is effectual improves greatly to realize leading to the cigarette, dredge the function of flue gas, and also can separate cigarette work, can be convenient under two kinds of modes change, improved this practicality of preventing fire door.

Drawings

FIG. 1 is an external structural view of the present invention;

fig. 2 is a side sectional view of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of point B of FIG. 2 according to the present invention;

fig. 5 is a schematic structural view of the door body of the present invention.

Reference numbers in the figures: 1. a door body; 2. a smoke baffle; 3. a through hole; 11. expanding the perlite board; 12. flame-retardant light steel keel frame; 13. a veneer; 14. sealing the edge lines; 15. a fire-proof plate; 16. reserving a hole; 21. a guide block; 22. a connecting rod; 23. a foot pedal; 24. a compression spring; 25. a groove; 26. a chute; 27. positioning a groove; 28. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a fire door capable of insulating heat and ventilating smoke comprises a door body 1, wherein the door body 1 comprises an expanded perlite plate 11, a flame-retardant light steel keel frame 12 and fireproof plates 15, two fireproof plates 15 are installed on the outer wall of the flame-retardant light steel keel frame 12, the expanded perlite plate 11 is filled between the two fireproof plates 15, a veneer 13 is installed on the outer wall of each fireproof plate 15, a sealing strip 14 is installed at the edge of each fireproof plate 15, a reserved hole 16 matched with a connecting rod 22 is formed in the joint of the expanded perlite plate 11 and the flame-retardant light steel keel frame 12, the connecting rod 22 is arranged in the inner cavity of the reserved hole 16, the connecting rod 22 and the reserved hole 16 are arranged, so that the up-and-down movement of the connecting rod 22 becomes more convenient, a through hole 3 is formed in the outer wall of the door body 1, a smoke baffle 2 is arranged in the through hole 3, the smoke baffle 2 consists of two fireproof plates 15 and the expanded perlite plate 11, the expanded perlite plate 11 is installed, the two fireproof plates 15 are fixedly connected through a connecting piece and integrally arranged in a flat plate manner, so that the fireproof performance and the heat insulation performance of the smoke baffle plate 2 are also improved, the bottom of an inner cavity of the through hole 3 is downwards grooved, the smoke baffle plate 2 is movably connected with an inner groove of the through hole 3, guide blocks 21 are symmetrically arranged on the front wall and the rear wall of the smoke baffle plate 2, the guide blocks 21 are arranged on the inner groove of the through hole 3, the smoke baffle plate 2 is movably connected with the inner groove of the through hole 3 through the guide blocks 21, an external smoke exhaust pipeline is arranged at the horizontal position of the through hole 3, a connecting rod 22 is arranged on the outer wall of the bottom of the smoke baffle plate 2, a pedal plate 23 is arranged below the smoke baffle plate 2, the bottom end of the connecting rod 22 is fixedly connected with the outer wall of the top of the pedal plate 23, a groove 25 is arranged on the outer wall of the door body 1, the pedal plate 23 is movably connected with the door body 1 through the sliding block 28, the pedal plate 23 is arranged in the inner cavity of the groove 25, the outer wall of the bottom of the pedal plate 23 is fixedly provided with the compression spring 24, the other end of the compression spring 24 is fixedly connected with the inner wall of the groove 25, the side wall of the inner cavity of the sliding groove 26 is provided with the positioning groove 27, the positioning groove 27 is matched with the sliding block 28, the side wall of the pedal plate 23 is movably connected with the inner wall of the groove 25, the smoke baffle plate 2 and the through hole 3 are arranged above the front wall of the door body 1, the pedal plate 23 is arranged at the lower right side of the front wall of the door body 1, and through the linkage arrangement of the pedal plate 23, when a user switches the state of the smoke baffle plate 2, the fire door has the advantages of low structure cost, low failure rate, quick linkage effect and the like, through the installation of, dense cigarette can follow this door body 1 interior discharge of through-hole 3, gets into the smoke exhaust pipe who reserves, carries out the work of effectual mediation flue gas to keep off cigarette board 2 and can carry out the closure state, play an effect that separates the cigarette, played the function of guarantee to people's personal safety.

The working principle of the utility model is that firstly, the smoke baffle 2 is composed of two fire baffles 15 and the expanded perlite plate 11 by the arrangement of the expanded perlite plate 11, the flame-retardant light steel keel frame 12 and the fire baffle 15 structure on the door body 1, so that the heat insulation and fire prevention effects of the door body 1 are greatly improved, when fire occurs, the burning of the door body 1 can be effectively prevented, and people can step on the pedal plate 23 by the foot through the linkage arrangement of the pedal plate 23, the user switches the state of the smoke baffle 2, the pedal plate 23 moves downwards, the compression spring 24 compresses, the pedal plate 23 drives the slide block 28 to move in the chute 26, the side wall of the inner cavity of the chute 26 is provided with the positioning groove 27, the positioning groove 27 is matched with the slide block 28, the slide block 28 can move downwards to the position of the positioning groove 27 and is meshed with the positioning groove 27, and then the pedal plate 23 drives the, dense smoke can be discharged from the through hole 3 of the door body 1 and enters a reserved smoke exhaust pipeline to effectively dredge smoke.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fire door that insulates against heat and leads to cigarette, includes door body (1), its characterized in that: the outer wall of the door body (1) is provided with a through hole (3), a smoke baffle (2) is arranged in the through hole (3), the bottom of an inner cavity of the through hole (3) is downwards grooved, the smoke baffle (2) is movably connected with an inner groove of the through hole (3), an external smoke exhaust pipeline is arranged at the horizontal position of the through hole (3), a connecting rod (22) is installed on the outer wall of the bottom of the smoke baffle (2), a pedal plate (23) is arranged below the smoke baffle (2), the bottom end of the connecting rod (22) is fixedly connected with the outer wall of the top of the pedal plate (23), the outer wall of the door body (1) is provided with a groove (25) at the position of the pedal plate (23), the pedal plate (23) is arranged in the inner cavity of the groove (25), a compression spring (24) is fixedly installed on the outer wall of the bottom of the pedal plate (23), and the other end of the compression spring, the side wall of the pedal plate (23) is movably connected with the inner wall of the groove (25).

2. An insulated smoke fire rated door as claimed in claim 1 wherein: the door body (1) is including inflation pearlite board (11), fire-retardant light steel keel frame (12) and PLASTIC LAMINATED (15), two PLASTIC LAMINATED (15) are installed to the outer wall of fire-retardant light steel keel frame (12), inflation pearlite board (11) are filled between two PLASTIC LAMINATED (15), decorative board (13) are installed to the outer wall of PLASTIC LAMINATED (15), just banding lines (14) are installed to the edge of PLASTIC LAMINATED (15).

3. An insulated smoke fire rated door as claimed in claim 2 wherein: the connection part of the expanded perlite plate (11) and the flame-retardant light steel keel frame (12) is provided with a preformed hole (16) matched with the connecting rod (22), and the connecting rod (22) is arranged in an inner cavity of the preformed hole (16).

4. An insulated smoke fire rated door as claimed in claim 1 wherein: guide blocks (21) are symmetrically arranged on the front wall and the rear wall of the smoke baffle (2), the guide blocks (21) are arranged on the inner grooves of the through holes (3), and the smoke baffle (2) is movably connected with the inner grooves of the through holes (3) through the guide blocks (21).

5. An insulated smoke fire rated door as claimed in claim 1 wherein: keep off cigarette board (2) and constitute by two PLASTIC LAMINATED (15) and inflation pearlite board (11), inflation pearlite board (11) are installed between two PLASTIC LAMINATED (15), two through connecting piece fixed connection between PLASTIC LAMINATED (15), wholly are dull and stereotyped setting.

6. An insulated smoke fire rated door as claimed in claim 1 wherein: the side wall of the inner cavity of the groove (25) is provided with a sliding groove (26), the side wall of the pedal plate (23) is provided with a sliding block (28) matched with the sliding groove (26), and the pedal plate (23) is movably connected with the door body (1) through the sliding block (28).

7. An insulated smoke fire rated door as claimed in claim 6 wherein: and a positioning groove (27) is formed in the side wall of the inner cavity of the sliding groove (26), and the positioning groove (27) is matched with the sliding block (28).

8. An insulated smoke fire rated door as claimed in claim 1 wherein: the smoke baffle (2) and the through hole (3) are arranged above the front wall of the door body (1), and the pedal plate (23) is arranged at the right lower part of the front wall of the door body (1).